Corrugated Agricultural Metal Roofing – If so, then you will discover there are lots of options available in the roofing market. These options can range from several variants of asphalt shingle kinds to a lot of versions of alloy panels. One of the numerous questions which are presented to an expert contractor is ” can metal roofing be set up over shingles?” . We will analyze these measures in greater detail to help determine if retrofitting a metallic roof over an present asphalt shingle roof is an innovative idea.
There are several things you should consider before deciding to install a metal panel roof over an present asphalt shingle roof. The first thing that must be determined is if the roof plywood or plank board decking is solid and secure underneath the current roof. Essentially, the roof tiling should not be damaged by water entering the old roofing at any pinhole or some additional penetration inside the subject of the roof. This may require a little investigative work before installing the new metal roofing. It’s highly recommended, to inspect all roof decking and framing from the attic side of the roofing.
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One has to look for dark stains, moldy stains, water paths on roof or plywood tiling, and or some cracked or split rafters. This should be performed with good care, for a single error can damage your ceilings or lead to substantial harm to oneself. New 1×4 timber strips must be installed horizontally and vertically every 24 inches across the roofing plane on the horizontal from bottom to top. After this is complete along with a holistic approach to the entire roof, then, now is the time to install the roofing panels.
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Be cautious that all roof penetrations will have to be flashed with flashing boots which will work together with the metallic panel selected for the roofing application. In this step, choosing the metallic panel is critical to the wellbeing of roof life. There are metal panels which screw through to this would on the face of the metal that is simply nothing more than just fancy barn tin. The problem with fancy barn tin panels is that the rubber washers overtime will dry rot and neglect, thus, creating a roof leak that may undermine all the reason a metallic roof has been selected to start with.
An easy approach to avoid the face stained roof material is to use a concealed fastener metal panel. These kinds of panels are known as standing metal seam. It’s highly recommended when choosing a metal roofing to think about durability. Succinctly expressed, a concealed fastener panel will last the entire life of the alloy with minimal likelihood of leaks aside from failing roof penetrations over time.This is normal to all roofing types.